642 Concord Ave, Boulder, CO 80304 Property Records

Boulder County property record for 642 Concord Ave, Boulder, CO 80304 · Last verified June 2026

Property Highlights

Property Type	Residential > Single Family > Home
Bedrooms	5 Beds
Bathrooms	3.5 Baths
Year Built	Built 2000
Square Footage	3,067 sqft Living Area
Lot Size	6,881 sqft (0.158 acres)
Occupancy	Owner Occupied
Last Sale	$417,960 (2002)
Tax Bill	$15,196.00 (2025)

Property Details

APN / Parcel Number

Primary APN	`1461-25-1-20-003`
Alternative APNs	`R0003783` `0003783`

Interior

Bedrooms	5 Beds
Full Baths	3.5 Baths
Partial Baths	1 Partial Baths
Total Rooms	9 Rooms
Building Area	3,067 sqft Living Area
Gross Area	3,381 sqft Gross Area
1st Floor	1,554 sqft 1st Floor
Upper Floors	776 sqft Upper Floors
Basement Area	1,051 sqft Basement
Finished Basement	737 sqft Finished
Unfinished Basement	314 sqft Unfinished
Stories	2 Stories
Interior Structure	Wallboard/Drywall Interior Structure

Exterior

Year Built	Built 1900
Effective Year Built	Effective 2000
Architectural Style	A-Frame Style
Exterior Material	Wood Shingle Exterior
Construction Type	Frame Construction
Roof Material	Asphalt Roof
Lot Area	6,881 sqft (0.158 acres)
Parking Spaces	2 Parking Spaces
Garage Type	Detached Garage
Garage Area	597 sqft Garage
Porch	Porch
Porch Area	250 sqft Porch

Utilities and HVAC

Cooling System	Central Cooling
Heating System	Forced Air with Air Conditioning Heating

Location & Zoning

Account Number	R0003783
Street Address	642 CONCORD AVE
City	BOULDER
State	CO
Zip	80304-3923
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Description	LOTS 6 & 7 BLK 14 MAXWELLS
Legal Range	71
Legal Township	1N
Legal Section	25
Legal Subdivision	MAXWELLS - BO
Legal Block	14
Legal Lot Number	6
Jurisdiction	BOULDER CO
Minor Civil Division	BOULDER
Census Blockgroup	4
Census Block	4001
Census Tract	12101

Owner

Source: Boulder County records · APN 1461-25-1-20-003

Assessment roll updated June 15, 2026 · Last verified June 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Individual Owner on File
Mailing Address	642 CONCORD AVE, BOULDER, CO 80304-3923
Occupancy	Owner Occupied
Owner Type	Owner is a Company
Vesting	Owner is a Trust, Revocable Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Known Transactions	Last Sale Amount on Dec 11, 2002 Deed Sale Price on Dec 11, 2002 Oct 14, 1983
Deed Doc Number	20022370221
Prior Transfer Date	Feb 14, 1996
Prior Transfer Doc	0001586437
Record Refreshed	Sep 20, 2026

April 2026: Special Warranty Deed, Transfer

Document Type	Special Warranty Deed
Jurisdiction	BOULDER CO
Recording Date	Apr 14, 2026
Property Address	642 CONCORD AVE, BOULDER, CO 80304-3923
Document Number	0004127939
Instrument Date	Apr 10, 2026
Instrument	20264127939
Transaction Type	Transfer
Record Updated	Jul 12, 2026
Title Company	NONE LISTED ON DOCUMENT

Transaction

Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Arms Length Transaction

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	642 CONCORD AVE, BOULDER, CO 80304-3923

Tax Assessment & Valuation

Source: Boulder County records · Assessment roll updated June 15, 2026 · Last verified June 2026

Property Jurisdictions

Type	Name
State	Colorado
County	Boulder County
Municipality	Boulder City
Unified School District	Boulder Valley School District RE-2 (PK - 12)

Tax Bill & Assessment History

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$173,400 (+6.33%) Land $112,492 Building $60,908	$2,550,000 (-2.27%) Land $1,654,300 Building $895,700
2025	$15,196.00 (-2.96%)	$163,081 (-10.33%) Land $101,806 Building $61,275	$2,609,300 (-3.87%) Land $1,628,900 Building $980,400
2024	$15,659.00 (+1.77%)
2023	$15,387.00 (+26.12%)	$181,865 (+38.42%) Land $110,838 Building $71,027	$2,714,400 (+43.59%) Land $1,654,300 Building $1,060,100
2022	$12,200.00	$131,383 Land $71,599 Building $59,784	$1,890,400 Land $1,030,200 Building $860,200